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Week 7

7.3.8 Understand the four-layer TCP/IP (transmission control protocol/internet protocol) model, including the function and related protocols of each layer:

  • application layer
  • transport layer
  • internet layer
  • network layer.

 

7.3.9 Understand the role of data packets in transmitting over a network, including:

contents and structure of a data packet

  • role of the components of a data packet
  • packet switching:
    • causes of packet loss
  • error handling:
    • cyclic redundancy check (CRC).

Last Updated
2026-06-02 13:07:13
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